PENN

Electronic pressure transducers for refrigerator and air conditioning units

Thermostats; temperature controllers for refrigerators, freezers, walk-in coolers, HVAC systems, boilers, and cooling tower sump heaters; temperature sensors; humidity sensors; [ electric sensors; ] automatic pressure control instruments; pressure sensors; refrigerant leak detectors; [ electric relays; electrical transformers; ] automatic electric switches; [ solenoid valves; ] climate control systems consisting of a digital thermostat, pressure, and humidity controller for use with refrigeration systems, HVAC systems, and for industrial use; electronic controllers for refrigeration and HVAC systems; single-phase condenser electronic speed controllers for fans for refrigerator and air conditioning units; variable electronic speed drive controllers for HVAC and refrigerator units